From 42e9cf557d645ba49d7e8104222786a7b91e9108 Mon Sep 17 00:00:00 2001
From: Jan Wassenberg <janwas@google.com>
Date: Thu, 8 Jan 2026 05:25:54 -0800
Subject: [PATCH] Internal change / remove unused PrintSpeed

PiperOrigin-RevId: 853694463
---
 ops/bench_matmul.cc | 4 ++--
 ops/matmul_test.cc  | 8 --------
 util/zones.h        | 2 +-
 3 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/ops/bench_matmul.cc b/ops/bench_matmul.cc
index 221405c..67c702f 100644
--- a/ops/bench_matmul.cc
+++ b/ops/bench_matmul.cc
@@ -53,7 +53,7 @@ extern int64_t first_target;
 namespace HWY_NAMESPACE {
 
 void PrintSpeed(const Extents2D& A_extents, const Extents2D& B_extents,
-                std::vector<double>& times, MMPerKey* per_key) {
+                std::vector<double>& times) {
   std::sort(times.begin(), times.end());
   // bench_dnn reports the best and average, but the median seems more
   // consistent and resistant to outliers.
@@ -134,7 +134,7 @@ void BenchMatMul(size_t M, size_t K, size_t N, bool add, MatMulEnv& env) {
   }
   hwy::PreventElision(keep);
   env.ctx.pools.MaybeStopSpinning(use_spinning);
-  PrintSpeed(A_extents, B_extents, times, per_key);
+  PrintSpeed(A_extents, B_extents, times);
 }
 
 using F32 = float;
diff --git a/ops/matmul_test.cc b/ops/matmul_test.cc
index a7a9862..5ae9e36 100644
--- a/ops/matmul_test.cc
+++ b/ops/matmul_test.cc
@@ -95,14 +95,6 @@ HWY_INLINE void MatMulSlow(const MatPtrT<TA> A, const MatPtrT<TB> B,
       });
 }
 
-void PrintSpeed(const char* algo, const Extents2D& A_extents,
-                const Extents2D& B_extents, double elapsed) {
-  const size_t num_b = B_extents.Area();
-  // 2x because of FMA.
-  fprintf(stderr, "                     %10s: %f seconds, %.1f GFLOPS.\n", algo,
-          elapsed, 2 * 1E-9 * A_extents.rows * num_b / elapsed);
-}
-
 template <typename TA, typename TB = TA, typename TC = float>
 void TestMatMul(size_t rows_ac, size_t cols_a_rows_b, size_t cols_bc, bool add,
                 MatMulEnv& env, int line) {
diff --git a/util/zones.h b/util/zones.h
index f324086..ac96ad0 100644
--- a/util/zones.h
+++ b/util/zones.h
@@ -10,7 +10,7 @@
 namespace gcpp {
 
 // Zones for the profiler.
-enum class Zones {  // Keep sorted
+enum class Zones {   // Keep sorted
   kFlashAttentionFlashAttention,
   kFlashAttentionInclusive,
   kFlashAttentionRmsNormAndPositionalEncoding,